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VFIO fixes 2021-11-17 

* Fix hostwin memory leak (Peng Liang)
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Merge tag 'vfio-fixes-20211117.0' of git://github.com/awilliam/qemu-vfio into staging

VFIO fixes 2021-11-17

 * Fix hostwin memory leak (Peng Liang)

# gpg: Signature made Wed 17 Nov 2021 08:05:09 PM CET
# gpg:                using RSA key 42F6C04E540BD1A99E7B8A90239B9B6E3BB08B22
# gpg:                issuer "alex.williamson@redhat.com"
# gpg: Good signature from "Alex Williamson <alex.williamson@redhat.com>" [full]
# gpg:                 aka "Alex Williamson <alex@shazbot.org>" [full]
# gpg:                 aka "Alex Williamson <alwillia@redhat.com>" [full]
# gpg:                 aka "Alex Williamson <alex.l.williamson@gmail.com>" [full]

* tag 'vfio-fixes-20211117.0' of git://github.com/awilliam/qemu-vfio:
  vfio: Fix memory leak of hostwin

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
staging
Richard Henderson 2021-11-18 09:39:47 +01:00
parent 3bb87484e7 f3bc3a73c9
commit 0055ecca84
1 changed files with 8 additions and 0 deletions
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8
hw/vfio/common.c
View File

@ -551,6 +551,7 @@ static int vfio_host_win_del(VFIOContainer *container, hwaddr min_iova,
QLIST_FOREACH(hostwin, &container->hostwin_list, hostwin_next) {
if (hostwin->min_iova == min_iova && hostwin->max_iova == max_iova) {
QLIST_REMOVE(hostwin, hostwin_next);
g_free(hostwin);
return 0;
}
}
@ -2239,6 +2240,7 @@ static void vfio_disconnect_container(VFIOGroup *group)
if (QLIST_EMPTY(&container->group_list)) {
VFIOAddressSpace *space = container->space;
VFIOGuestIOMMU *giommu, *tmp;
VFIOHostDMAWindow *hostwin, *next;
QLIST_REMOVE(container, next);
@ -2249,6 +2251,12 @@ static void vfio_disconnect_container(VFIOGroup *group)
g_free(giommu);
}
QLIST_FOREACH_SAFE(hostwin, &container->hostwin_list, hostwin_next,
next) {
QLIST_REMOVE(hostwin, hostwin_next);
g_free(hostwin);
}
trace_vfio_disconnect_container(container->fd);
close(container->fd);
g_free(container);